Decimal Place Value

Standard Form to Expanded Form

Expanded Form to Standard Form

Word form and Standard form

Multiplying by Powers of 10

Dividing by Powers of 10

100

Write the following in expanded form. 278.722

2x100+7x10+8x1+7x1/10+2x1/100+2x1/1000

100

Write in standard form 5x1+3x1/10+6x1/100

5.36

100

Write in word form 3.45

three and fourty-five hundredths

100

5.673 x 10²

567.3

100

853.2 divided by 10²

8.532

200

Write in expanded form 36.489

3x10+6x1+4x1/10+8x1/100+9x1/1,000

200

Write in standard form 2x100+3x10+4x1+5x1/10+4x1/100

234.54

200

Write in standard form two hundred thirty-five and eight tenths

245.8

200

92.34 x 10²

9,234

200

0.02 divided by 10

0.002

300

Write in expanded form 3.05

3x1+5x1/100

300

8x100+7x1+9x1/10+7x1/100

807.97

300

Write in word form 308.754

three hundred eight and seven hundred fifty-four thousandths

300

0.0034 x 10³

3.4

300

5,673 divided by 10³

5.673

400

Write in expanded form 1,235.97

1x1,000+2x100+3x10+5x1+9x1/10+7x1/100

400

4x10+8x1/100+9x1/1,000

40.089

400

Write in standard form nine hundred one and 6 hundredths

901.06

400

34 x 10⁵

3,400,000

400

535.63 divided by 100

5.3563

500

Write in expanded form 243.9743

2x100+4x10+3x1+9x1/10+7x1/100+4x1/1,000+3x1/10,000

500

3x100+7x1+9x1/1,000

307.009

500

Write in standard form six hundred twenty-three thousandths

.623

500

________ x 10² = 634.2

6.342

500

________ divided by 10²= 56.234

5,623.4